Wall Street shares forfeit early gains as bond yields rise

It has been a rocky week for Wall Street with mostly robust earnings met by rising bond yields as world central banks back away from easy monetary policy.The Federal Reserve held the fed funds target rate steady on Wednesday but indicated it was concerned about inflation rising."Inflation on a 12-month basis is expected to move up this year and to stabilize" around the Fed's 2.0 percent target over the medium term, the central bank said in a statement following a two-day policy meeting on Wednes